It protects your conveyors system and goods on band when theelectricity cuts off.Conveyors, those on a steep slope have always riskin terms of turning back motion when the electricity cuts off.Thissituation results in damage in the reduction gear,gearbox and conveyorsystem.Also, It risks your personnels' health and safety.This highquality product manufactured to solve this problem and protect yourhealth.From manufacturer in stock %100 Turkish Origin